Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun swirl

1 sense of swirl

Sense 1
whirl, swirl, vortex, convolution -- (the shape of something rotating rapidly)
       => round shape -- (a shape that is curved and without sharp angles)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb swirl

2 senses of swirl

Sense 1
twirl, swirl, twiddle, whirl -- (turn in a twisting or spinning motion; "The leaves swirled in the autumn wind")
       => revolve, go around, rotate -- (turn on or around an axis or a center; "The Earth revolves around the Sun"; "The lamb roast rotates on a spit over the fire")

Sense 2
eddy, purl, whirlpool, swirl, whirl -- (flow in a circular current, of liquids)
       => run, flow, feed, course -- (move along, of liquids; "Water flowed into the cave"; "the Missouri feeds into the Mississippi")